Merge pull request #164 from ndr-qef/fira

Update Fira Sans to 3.109
Create font-open-iconic.rb
Merge pull request #165 from nicolas-brousse/patch-1

Create open-iconic font
Debug sha256 for font-fontawesome.rb
Merge pull request #166 from nicolas-brousse/patch-1

Debug sha256 for font-fontawesome.rb
Update font-code.rb
Merge pull request #167 from nicolas-brousse/patch-1

Update font-code.rb
Hermit tarball doesn't use a subdirectory

Closes #168
Merge pull request #170 from ndr-qef/fira

Update Fira Sans to 3.110
Merge pull request #169 from rolandwalker/hermit_directory

Hermit tarball doesn't use a subdirectory
Update Lato to version 2
Merge pull request #171 from ndr-qef/lato

Update Lato to version 2
Update Fantasque Sans Mono to 1.6.4
Merge pull request #172 from ndr-qef/fantasque-sans-mono

Update Fantasque Sans Mono to 1.6.4
Update Fira Sans to 3.111